Home / 705,024,021.80-1,057,536,032.70-657,248,277.80

Finding the Fourth Proportional to 705,024,021.80, 1,057,536,032.70 and 657,248,277.80

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Solution

The fourth proportional to 705,024,021.80, 1,057,536,032.70 and 657,248,277.80 is: 985,872,416.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,024,021.80 : 1,057,536,032.70 = 657,248,277.80 : x
  2. Step 2: Convert to fraction form
    705,024,021.80/1,057,536,032.70 = 657,248,277.80/x
  3. Step 3: Cross multiply
    705,024,021.80x = 1,057,536,032.70 × 657,248,277.80
  4. Step 4: Simplify right side
    705,024,021.80x = 695,063,736,203,519,488
  5. Step 5: Solve for x
    x = 695,063,736,203,519,488/705,024,021.80
  6. Step 6: Final answer
    x = 985,872,416.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.